how to start a javascript file code example

Example 1: js code

//A javascript coding example.
var emotion = "happy";
var time = 1614;
var name = "Ruby";
var day = "morning";

if ( time < 1200 ) {
  day = "morning";
};
else if ( time < 600 || time > 2200 ) {
  day = "night";
};
else {
  day = "afternoon";
};

console.log("at " + time + "at " + day + ". " + name + "was felling quite" + emotion + ".");

Example 2: javascript code

function getIntoAnArgument() {
    var args = arguments.slice();
    args.forEach(function(arg) {
        console.log(arg);
    });
}